Add functions to check if a string match numeric patterns
Add functions to check if a string match numeric patterns

igorbonadio/make,umakefile/make,umakefile/make,umakefile/make,basejumpa/make,renatocf/make,renatocf/make,umake/make,basejumpa/make,basejumpa/make,igorbonadio/make,umake/make,renatocf/make,igorbonadio/make,umake/make